ip6_nd.c File Reference

IPv6 Neighbor Adjacency and Neighbor Discovery. More...

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Data Structures
struct	ip6_nd_t_

Macros
#define	DEF_MAX_RADV_INTERVAL   200
#define	DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL

Typedefs
typedef struct ip6_nd_t_	ip6_nd_t

Enumerations
enum	icmp6_neighbor_solicitation_or_advertisement_next_t { ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP, ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY, ICMP6_NEIGHBOR_SOLICITATION_N_NEXT }

Functions
static_always_inline uword	icmp6_neighbor_solicitation_or_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, uword is_solicitation)
static const ethernet_interface_t *	ip6_nd_get_eth_itf (u32 sw_if_index)
static void	ip6_nd_link_enable (u32 sw_if_index)
	called when IP6 is enabled on a link. More...
static void	ip6_nd_delegate_disable (index_t indi)
static uword	icmp6_neighbor_solicitation (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	icmp6_neighbor_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static u8 *	format_ip6_nd (u8 *s, va_list *args)
static clib_error_t *	ip6_nd_init (vlib_main_t *vm)

Variables
static ip6_link_delegate_id_t	ip6_nd_delegate_id
static ip6_nd_t *	ip6_nd_pool
static vlib_node_registration_t	ip6_icmp_neighbor_solicitation_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node) More...
static vlib_node_registration_t	ip6_icmp_neighbor_advertisement_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node) More...
const static ip_neighbor_vft_t	ip6_nd_impl_vft
	VFT to act as an implementation of a neighbour protocol. More...
const static ip6_link_delegate_vft_t	ip6_nd_delegate_vft
	VFT for registering as a delegate to an IP6 link. More...

Detailed Description

IPv6 Neighbor Adjacency and Neighbor Discovery.

The files contains the API and CLI code for managing IPv6 neighbor adjacency tables and neighbor discovery logic.

Definition in file ip6_nd.c.

Macro Definition Documentation

DEF_MAX_RADV_INTERVAL

#define DEF_MAX_RADV_INTERVAL   200

Definition at line 35 of file ip6_nd.c.

DEF_MIN_RADV_INTERVAL

#define DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL

Definition at line 36 of file ip6_nd.c.

Typedef Documentation

ip6_nd_t

typedef struct ip6_nd_t_ ip6_nd_t

Enumeration Type Documentation

icmp6_neighbor_solicitation_or_advertisement_next_t

enum icmp6_neighbor_solicitation_or_advertisement_next_t

Enumerator
ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP
ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY
ICMP6_NEIGHBOR_SOLICITATION_N_NEXT

Definition at line 52 of file ip6_nd.c.

Function Documentation

format_ip6_nd()

static u8* format_ip6_nd ( u8 *  s, va_list *  args  )

static

Definition at line 429 of file ip6_nd.c.

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icmp6_neighbor_advertisement()

static uword icmp6_neighbor_advertisement ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 386 of file ip6_nd.c.

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icmp6_neighbor_solicitation()

static uword icmp6_neighbor_solicitation ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 377 of file ip6_nd.c.

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icmp6_neighbor_solicitation_or_advertisement()

static_always_inline uword icmp6_neighbor_solicitation_or_advertisement	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		uword	is_solicitation
	)

Definition at line 60 of file ip6_nd.c.

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ip6_nd_delegate_disable()

static void ip6_nd_delegate_disable ( index_t  indi )

static

Definition at line 367 of file ip6_nd.c.

ip6_nd_get_eth_itf()

static const ethernet_interface_t* ip6_nd_get_eth_itf ( u32  sw_if_index )

static

Definition at line 327 of file ip6_nd.c.

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ip6_nd_init()

static clib_error_t* ip6_nd_init ( vlib_main_t *  vm )

static

Definition at line 465 of file ip6_nd.c.

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ip6_nd_link_enable()

static void ip6_nd_link_enable ( u32  sw_if_index )

static

called when IP6 is enabled on a link.

create and initialize router advertisement parameters with default values for this intfc

Definition at line 345 of file ip6_nd.c.

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Variable Documentation

ip6_icmp_neighbor_advertisement_node

vlib_node_registration_t ip6_icmp_neighbor_advertisement_node

static

Initial value:

=
{
  .function = icmp6_neighbor_advertisement,
  .name = "icmp6-neighbor-advertisement",
 
  .vector_size = sizeof (u32),
 
  .format_trace = format_icmp6_input_trace,
 
  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "ip6-punt",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node)

Definition at line 412 of file ip6_nd.c.

ip6_icmp_neighbor_solicitation_node

vlib_node_registration_t ip6_icmp_neighbor_solicitation_node

static

Initial value:

=
{
  .function = icmp6_neighbor_solicitation,
  .name = "icmp6-neighbor-solicitation",
 
  .vector_size = sizeof (u32),
 
  .format_trace = format_icmp6_input_trace,
 
  .n_next_nodes = ICMP6_NEIGHBOR_SOLICITATION_N_NEXT,
  .next_nodes = {
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP] = "ip6-drop",
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY] = "interface-output",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node)

Definition at line 396 of file ip6_nd.c.

ip6_nd_delegate_id

ip6_link_delegate_id_t ip6_nd_delegate_id

static

Definition at line 48 of file ip6_nd.c.

ip6_nd_delegate_vft

const static ip6_link_delegate_vft_t ip6_nd_delegate_vft

static

Initial value:

= {
  .ildv_disable = ip6_nd_delegate_disable,
  .ildv_enable = ip6_nd_link_enable,
  .ildv_format = format_ip6_nd,
}

VFT for registering as a delegate to an IP6 link.

Definition at line 458 of file ip6_nd.c.

ip6_nd_impl_vft

const static ip_neighbor_vft_t ip6_nd_impl_vft

static

Initial value:

= {
  .inv_proxy6_add = ip6_nd_proxy_add,
  .inv_proxy6_del = ip6_nd_proxy_del,
}

VFT to act as an implementation of a neighbour protocol.

Definition at line 450 of file ip6_nd.c.

ip6_nd_pool

ip6_nd_t* ip6_nd_pool

static

Definition at line 49 of file ip6_nd.c.